Add archived parquet as int. package (#9912)

Since github.com/minio/parquet-go is archived add it as internal package.

pkg/s3select/internal/parquet-go/common.go

@@ -0,0 +1,95 @@
+/*
+ * Minio Cloud Storage, (C) 2019 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package parquet
+
+import (
+	"github.com/minio/minio/pkg/s3select/internal/parquet-go/gen-go/parquet"
+)
+
+func valuesToInterfaces(values interface{}, valueType parquet.Type) (tableValues []interface{}) {
+	switch valueType {
+	case parquet.Type_BOOLEAN:
+		for _, v := range values.([]bool) {
+			tableValues = append(tableValues, v)
+		}
+	case parquet.Type_INT32:
+		for _, v := range values.([]int32) {
+			tableValues = append(tableValues, v)
+		}
+	case parquet.Type_INT64:
+		for _, v := range values.([]int64) {
+			tableValues = append(tableValues, v)
+		}
+	case parquet.Type_FLOAT:
+		for _, v := range values.([]float32) {
+			tableValues = append(tableValues, v)
+		}
+	case parquet.Type_DOUBLE:
+		for _, v := range values.([]float64) {
+			tableValues = append(tableValues, v)
+		}
+	case parquet.Type_INT96, parquet.Type_BYTE_ARRAY, parquet.Type_FIXED_LEN_BYTE_ARRAY:
+		for _, v := range values.([][]byte) {
+			tableValues = append(tableValues, v)
+		}
+	}
+
+	return tableValues
+}
+
+func interfacesToValues(values []interface{}, valueType parquet.Type) interface{} {
+	switch valueType {
+	case parquet.Type_BOOLEAN:
+		bs := make([]bool, len(values))
+		for i := range values {
+			bs[i] = values[i].(bool)
+		}
+		return bs
+	case parquet.Type_INT32:
+		i32s := make([]int32, len(values))
+		for i := range values {
+			i32s[i] = values[i].(int32)
+		}
+		return i32s
+	case parquet.Type_INT64:
+		i64s := make([]int64, len(values))
+		for i := range values {
+			i64s[i] = values[i].(int64)
+		}
+		return i64s
+	case parquet.Type_FLOAT:
+		f32s := make([]float32, len(values))
+		for i := range values {
+			f32s[i] = values[i].(float32)
+		}
+		return f32s
+	case parquet.Type_DOUBLE:
+		f64s := make([]float64, len(values))
+		for i := range values {
+			f64s[i] = values[i].(float64)
+		}
+		return f64s
+	case parquet.Type_INT96, parquet.Type_BYTE_ARRAY, parquet.Type_FIXED_LEN_BYTE_ARRAY:
+		array := make([][]byte, len(values))
+		for i := range values {
+			array[i] = values[i].([]byte)
+		}
+		return array
+	}
+
+	return nil
+}